Use technology and a t-test to test the claim about the population mean u at the given level of significance a using the given sample statistics. Assume the population is normally distributed. Claim: u>77; a = 0.05 Sample statistics: x= 77.8, s = 3.5, n = 29 What are the null and alternative hypotheses? Choose the correct answer below. O B. Ho: H=77 Hai H#77 O D. Ho: H#77 Ha: H =77 O A. Ho: H277 Ha: H<77 OC. Ho: Hs77 HAi H>77 What is the value of the standardized test statistic? The standardized test statistic is (Round to two decimal places as needed.) What is the P-value of the test statistic? P-value = (Round to three decimal places as needed.) Decide whether to reject or fail to reject the null hypothesis. Choose the correct answer below. O A. Reject Ho. There is enough evidence to support the claim. O B. Fail to reject Ho. There is enough evidence to support the claim. OC. Reject Ho. There is not enough evidence to support the claim. O D. Fail to reject Ho. There is not enough evidence to support the claim.

Use technology and a t-test to test the claim about the population mean u at the given level of significance a using the given sample statistics. Assume the population is normally distributed. Claim: u>77; a = 0.05 Sample statistics: x= 77.8, s = 3.5, n = 29 What are the null and alternative hypotheses? Choose the correct answer below. O B. Ho: H=77 Hai H#77 O D. Ho: H#77 Ha: H =77 O A. Ho: H277 Ha: H<77 OC. Ho: Hs77 HAi H>77 What is the value of the standardized test statistic? The standardized test statistic is (Round to two decimal places as needed.) What is the P-value of the test statistic? P-value = (Round to three decimal places as needed.) Decide whether to reject or fail to reject the null hypothesis. Choose the correct answer below. O A. Reject Ho. There is enough evidence to support the claim. O B. Fail to reject Ho. There is enough evidence to support the claim. OC. Reject Ho. There is not enough evidence to support the claim. O D. Fail to reject Ho. There is not enough evidence to support the claim.

Name: Use technology and a t-test to test the claim about the population me
Uploaded: 2024-03-20T07:07:12.000Z
Channel: Bartleby
Description: Use technology and a t-test to test the claim about the population mean u at the given level of significance a using the given sample statistics. ASsume the population is normally distributed.Claim: u>77; a= 0.05 Sample statistics: x= 77.8, s = 3.5,

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

A null hypothesis states that p=.3, the observed sample proportion is p= 41 with a sample size of n-67. Determine the z-score. O 0.82 O-1.47 O-0.91 O 1.96
Use technology to help you test the claim about the population mean, p, at the given level of significance, a, using the given sample statistics. Assume the population is normally distributed. Claim: u>1170; a=0.07; o = 204.05. Sample statistics: x = 1200.26, n 300 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho: H> 1200.26 O B. H, p> 1170 Ha: ps 1200.26 Ha us1170 O C. Ho: H21170 D. Ho ps 1170 Ha: µ 1170 O E. Ho: us 1200.26 OF Ho p2 1200.26 Ha: p> 1200.26 H3 p< 1200.26 Calculate the standardized test statistic. The standardized test statistic is. (Round to two decimal places as needed.
Use technology to help you test the claim about the population mean, u, at the given level of significance, a, using the given sample statistics. Assume the population is normally distributed. Claim: µs 1290; a = 0.05; o = 206.33. Sample statistics: x = 1319.78, n = 250 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho: HS1290 B. Ho: H2 1290 HaiH 1290 O C. Ho: H> 1319.78 Ha: HS 1319.78 O D. Ho:s 1319.78 HaiH>1319.78 O E. Ho: H2 1319.78 O F. Ho: H> 1290 Ha: H< 1319.78 Haius 1290 Calculate the standardized test statistic. The standardized test statistic is (Round to two decimal places as needed.) Determine the P-value. P = (Round to three decimal places as needed.) Determine the outcome and conclusion of the test. Ho. At the 5% significance level, there enough evidence to the claim.
Use technology to help you test the claim about the population mean, p, at the given level of significance, a, using the given sample statistics. Assume the population i: normally distributed. Claim: u> 1250; a = 0.05; o = 212.17. Sample statistics: x= 1268.48, n= 200 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho us 1268.48 H p> 1268 48 O B. Ho: µ2 1268.48 H3 p 1250 H us 1250 O D. Ho: µ> 1268.48 H, us 1268.48 O E. Ho us 1250 H >1250 OF. Ho H2 1250 H p< 1250 Calculate the standardized test statistic. The standardized test statistic is (Round to two decimal places as needed.)
Use technology to help you test the claim about the population mean, μ, at the given level of significance, α, using the given sample statistics. Assume the population is normally distributed. Claim: μ>1300; α=0.09; σ=207.09. Sample statistics: x=1326.58, n=275 Identify the null and alternative hypotheses. Choose the correct answer below. A. H0: μ≥1326.58 Ha: μ<1326.58 B. H0: μ≤1300 Ha: μ>1300 C. H0: μ≥1300 Ha: μ<1300 D. H0: μ≤1326.58 Ha: μ>1326.58 E. H0: μ>1326.58 Ha: μ≤1326.58 F. H0: μ>1300 Ha: μ≤1300 Click to select your answer and then click Check Answer. 3 parts remaining
mber This will jus. A data set includes data from student evaluations of courses. The summary statistics are n= 88, x=4.09, s 0.66. Use a 0.05 significance level to test the claim that the population of student course evaluations has a mean equal to 4.25. Assume that a simple random sample has been selected. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. What are the null and alternative hypotheses? O A. Ho: H=4.25 Ημ 4.25 O B. H: p=4.25 Hp p*4.25 O C. Ho: u#4.25 H: =4.25 O D. Ho p=4.25 H: p>4.25 Determine the test statistic. - 1.85 (Round to two decimal places as needed.) Determine the P-value. (Round to three decimal places as needed.) State the final conclusion that addresses the original claim. V Ho. There is evidence to conclude that the mean of the population of student course evaluations is equal to 4.25 correct.
Use a t-test to test the claim about the population mean u at the given level of significance a using the given sample statistics. Assume the population is normally distributed. Claim: u = 52,900; a= 0.01 Sample statistics: x = 53,746, s= 2700, n = 19 Click the icon to view the t-distribution table. What are the null and alternative hypotheses? Choose the correct answer below. O A. Ho u#52,900 Hg: u= 52,900 O B. Ho: us 52,900 Ha: H> 52,900 ОС. Но: и252,900 Hgi H< 52,900 O D. Ho: µ = 52,900 Hg: µ#52,900 %3D What is the value of the standardized test statistic? The standardized test statistic is. (Round to two decimal places as needed.) What is(are) the critical value(s)? The critical value(s) is(are). (Round to three decimal places as needed. Use a comma to separate answers as needed.) Decide whether to reject or fail to reject the null hypothesis. O A. Fail to reject Ho. There is enough evidence to reject the claim. O B. Reject Ho. There is not enough evidence to reject the claim. OC.…
Use technology to help you test the claim about the population mean, H, at the given level of significance, a, using the given sample statistics. Assume the pop normally distributed. Claim: u> 1190; a= 0.07; o 201.21. Sample statistics: x = 1210.03, n 300 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho > 1210.03 O B. Ho u21190 Ha Hs 1210.03 Ha µ 1190 Ha us1190 D. Ho us1190 Ha H> 1190 O E. Ho H21210.03 O F. Ho µs1210.03 Ha µ 1210.03 Calculate the standardized test statistic. The standardized test statistic is 1.72 . (Round to two decimal places as needed.) Determine the P-value. (Round to three decimal places as needed.) (1,1) More Enter your answer in the answer box and then click Check Answer. Final Check Clear All 1 part remaining 0 耳@ earch
Teat the claim abouy the population mean, u, at the given level of significance, a, using the given sample statistics. Claim:u=50; a=0.05; o=3.11. Sample statistics: x=48.4, n=71. i) Identify the null and alternative hypothesis. (Do not forget to find the standardized test statistic and critical values) ii) Determine tge outcome and conclusion of the test.
Test the claim about the population mean, at the given level of significance using the given sample statistics. Claim 50, a0.04, 351. Sample statistics i 48 2, n- 72 Identily the null and alternative hypotheses. Choose the corect answer below OA. H: p 50 H, p50 OB. H: 50 H, pe50 OC. Họ p> 50 D. H 50 H, 50 OE Ho 50 H, 50 OF. H: p= 50 Calculate the standardized test statistic The standardized test statistic is -4.35. (Round to two decimal places as needed) Determine the critical value(s) Select the corect choice below and flin the answer box to complete your cholce. (Round to two decimal places as needed) OA. The critical value is O B. The critical values are
Use technology to help you test the claim about the population mean, , at the given level of significance, a, using the given sample statistics. Assume the population is normally distributed. Claim: u> 1240; a = 0.09; o = 208.13. Sample statistics: x= 1267.96, n= 300 O E. Ho: us 1267.96 O F. Ho µ> 1267.96 Ha p> 1267.96 Ha µs 1267.96 Calculate the standardized test statistic. The standardized test statistic is (Round to two decimal places as needed.) Determine the P-value. P = (Round to three decimal places as needed.) Determine the outcome and conclusion of the test. V Ho. At the 9% significance level, there V enough evidence to the claim.
Answer all these questions correctly thanks.